Home / 51,002.34-70,385.34-28,341.24

Finding the Fourth Proportional to 51,002.34, 70,385.34 and 28,341.24

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Solution

The fourth proportional to 51,002.34, 70,385.34 and 28,341.24 is: 39,112.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,002.34 : 70,385.34 = 28,341.24 : x
  2. Step 2: Convert to fraction form
    51,002.34/70,385.34 = 28,341.24/x
  3. Step 3: Cross multiply
    51,002.34x = 70,385.34 × 28,341.24
  4. Step 4: Simplify right side
    51,002.34x = 1,994,807,813.42
  5. Step 5: Solve for x
    x = 1,994,807,813.42/51,002.34
  6. Step 6: Final answer
    x = 39,112.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.